Home / 29,415.49-40,593.62-15,986.75

Finding the Fourth Proportional to 29,415.49, 40,593.62 and 15,986.75

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Solution

The fourth proportional to 29,415.49, 40,593.62 and 15,986.75 is: 22,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,415.49 : 40,593.62 = 15,986.75 : x
  2. Step 2: Convert to fraction form
    29,415.49/40,593.62 = 15,986.75/x
  3. Step 3: Cross multiply
    29,415.49x = 40,593.62 × 15,986.75
  4. Step 4: Simplify right side
    29,415.49x = 648,959,891.53
  5. Step 5: Solve for x
    x = 648,959,891.53/29,415.49
  6. Step 6: Final answer
    x = 22,061.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.